This book offers a ground-breaking holistic approach to addressing the gender gaps in perioperative and critical care medicine, emphasizing the association between gender medicine, patient outcomes, and healthcare provider well-being. It provides practical guidance and real-world examples to assist healthcare professionals in implementing diversity, equality, and inclusion (DEI) in perioperative and critical care settings. Emphasizing the importance of intersectionality and the unique challenges individuals face, the book distinguishes between equality and equity, advocating for a nuanced understanding of diverse needs to ensure appropriate and equitable patient care. While equality involves treating everyone the same, equity accepts that individuals may require different resources or support to achieve the same outcomes. Additionally, it highlights the correlation between improved DEI in healthcare environments and enhanced patient outcomes, demonstrating benefits such as increased patient satisfaction, trust, and reduced health disparities and legal complaints among marginalized populations. A major focus is placed on the emotional labor involved in navigating diversity issues and providing essential strategies for self-care and resilience-building among healthcare providers. Given the rising burnout rates, particularly among women and minorities, this book investigates effective strategies to prevent fatigue and foster a culture of support which includes sponsorship and mentorship. Each chapter explores actionable methods to improve patient care while prioritizing the well-being of healthcare providers, making this book an essential contribution to the discipline. Before starting to read and use the information and knowledge from this book, the editors point out the advantages, unique features, and practical guidance on how to read it.